\n \ud604\ub300 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc5d0\uc11c \ud074\ub798\uc2a4\uc758 \uc7ac\uc0ac\uc6a9\uc131\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucf54\ub4dc\ub97c \uc911\ubcf5\ud574\uc11c \uc791\uc131\ud560 \ud544\uc694\uac00 \uc5c6\uace0, \uc720\uc9c0\ubcf4\uc218\uac00 \uc6a9\uc774\ud574\uc9d1\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud074\ub798\uc2a4 \uc124\uacc4\ub294 \uac1d\uccb4\uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d(OOP)\uc5d0\uc11c \uc911\uc694\ud55c \uc6d0\uce59 \uc911 \ud558\ub098\uc778 SOLID \uc6d0\uce59\uc744 \uc218\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ub3c4\uc640\uc90d\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 C#\uc5d0\uc11c\uc758 \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud074\ub798\uc2a4\ub97c \uc124\uacc4\ud558\ub294 \ubc29\ubc95\uacfc \uc774\ub97c \ud1b5\ud574 \uc758\uc874\uc131 \uc8fc\uc785(Dependency Injection, DI)\uc73c\ub85c \uc720\uc5f0\ud55c \uad6c\uc131\uc744 \ub2ec\uc131\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud074\ub798\uc2a4 \uc124\uacc4\uc758 \uac00\uc7a5 \ud070 \uc774\uc810\uc740 \ucf54\ub4dc\uc758 \uc911\ubcf5\uc744 \uc904\uc774\uace0, \ubcc0\uacbd \uc2dc\uc5d0\ub3c4 \uc601\ud5a5\uc744 \ucd5c\uc18c\ud654\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. C#\uc5d0\uc11c\ub294 \uc778\ud130\ud398\uc774\uc2a4\uc640 \ucd94\uc0c1 \ud074\ub798\uc2a4\ub97c \ud1b5\ud574 \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud074\ub798\uc2a4\ub97c \uc27d\uac8c \uc124\uacc4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n \uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc591\ud55c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc0c1\ud638\uc791\uc6a9\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc791\uc131\ud560 \uacbd\uc6b0, \uac01 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ub300\ud55c \ud074\ub798\uc2a4\ub97c \uac1c\ubcc4\uc801\uc73c\ub85c \uc791\uc131\ud558\uae30\ubcf4\ub2e4\ub294 \uacf5\ud1b5\uc758 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc815\uc758\ud558\uace0, \uc774\ub97c \uad6c\ud604\ud55c \ub2e4\uc591\ud55c \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud074\ub798\uc2a4\ub97c \uc0dd\uc131\ud558\uba74 \uc7ac\uc0ac\uc6a9\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n SRP\ub294 \ud074\ub798\uc2a4\ub294 \ud558\ub098\uc758 \ucc45\uc784\ub9cc \uac00\uc838\uc57c \ud55c\ub2e4\ub294 \uc6d0\uce59\uc73c\ub85c, \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud074\ub798\uc2a4\ub97c \uc124\uacc4\ud558\ub294 \ub370 \ud575\uc2ec\uc801\uc778 \uc6d0\uce59\uc785\ub2c8\ub2e4. \uc774\ub97c \uc9c0\ud0a4\uba74 \ub098\uc911\uc5d0 \ud074\ub798\uc2a4\uc758 \uae30\ub2a5\uc744 \ubcc0\uacbd\ud560 \ub54c \ub2e4\ub978 \uae30\ub2a5\uc5d0 \uc601\ud5a5\uc744 \uc8fc\uc9c0 \uc54a\uac8c \ub429\ub2c8\ub2e4.\n <\/p>\n
\n OCP\ub294 \ud074\ub798\uc2a4\ub294 \ud655\uc7a5\uc5d0\ub294 \uc5f4\ub824 \uc788\uc5b4\uc57c \ud558\uace0, \uc218\uc815\uc5d0\ub294 \ub2eb\ud600 \uc788\uc5b4\uc57c \ud55c\ub2e4\ub294 \uc6d0\uce59\uc785\ub2c8\ub2e4. \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc774 \ud544\uc694\ud560 \uacbd\uc6b0 \uae30\uc874\uc758 \ud074\ub798\uc2a4\ub97c \uc218\uc815\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, \uc0c8\ub85c\uc6b4 \ud074\ub798\uc2a4\ub97c \uc791\uc131\ud568\uc73c\ub85c\uc368 \uae30\ub2a5\uc744 \ucd94\uac00\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucf54\ub4dc\uc758 \uc548\uc815\uc131\uacfc \uc720\uc5f0\uc131\uc744 \uadf9\ub300\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n \uc758\uc874\uc131 \uc8fc\uc785\uc740 \uac1d\uccb4 \uac04\uc758 \uc758\uc874\uc131\uc744 \uad00\ub9ac\ud558\ub294 \uae30\ubc95\uc73c\ub85c, \ud074\ub798\uc2a4\uc758 \uc885\uc18d\uc131\uc744 \uc678\ubd80\uc5d0\uc11c \uc8fc\uc785\ud558\ub294 \ubc29\uc2dd\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ud074\ub798\uc2a4 \uac04\uc758 \uacb0\ud569\ub3c4\ub97c \ub0ae\ucd94\uace0, \ud14c\uc2a4\ud2b8\uc640 \uc720\uc9c0\ubcf4\uc218\ub97c \uc6a9\uc774\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.\n <\/p>\n
\n \ub2e4\uc74c\uc740 \uc758\uc874\uc131 \uc8fc\uc785\uc744 \ud1b5\ud574 \uc720\uc5f0\ud55c \uad6c\uc131\uc758 \uc608\uc81c\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.\n <\/p>\n
\npublic interface ILogger\n{\n void Log(string message);\n}\n <\/code><\/pre>\n4.2. \uc778\ud130\ud398\uc774\uc2a4 \uad6c\ud604<\/h3>\n\npublic class FileLogger : ILogger\n{\n public void Log(string message)\n {\n \/\/ \ud30c\uc77c\uc5d0 \ub85c\uadf8\ub97c \uae30\ub85d\ud558\ub294 \ucf54\ub4dc\n Console.WriteLine($\"FileLogger: {message}\");\n }\n}\n\npublic class DatabaseLogger : ILogger\n{\n public void Log(string message)\n {\n \/\/ \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ub85c\uadf8\ub97c \uae30\ub85d\ud558\ub294 \ucf54\ub4dc\n Console.WriteLine($\"DatabaseLogger: {message}\");\n }\n}\n <\/code><\/pre>\n4.3. \uc11c\ube44\uc2a4 \ud074\ub798\uc2a4 \uc815\uc758<\/h3>\n\npublic class UserService\n{\n private readonly ILogger _logger;\n\n public UserService(ILogger logger) \/\/ \uc0dd\uc131\uc790 \uc8fc\uc785\n {\n _logger = logger;\n }\n\n public void CreateUser(string username)\n {\n \/\/ \uc0ac\uc6a9\uc790 \uc0dd\uc131 \ub85c\uc9c1\n _logger.Log($\"User {username} created.\");\n }\n}\n <\/code><\/pre>\n4.4. \uc758\uc874\uc131 \uc8fc\uc785\uc744 \ud1b5\ud55c \uc11c\ube44\uc2a4 \uc0ac\uc6a9<\/h3>\n\nclass Program\n{\n static void Main(string[] args)\n {\n ILogger logger = new FileLogger(); \/\/ FileLogger \uc0ac\uc6a9\n UserService userService = new UserService(logger);\n userService.CreateUser(\"john_doe\");\n\n logger = new DatabaseLogger(); \/\/ DatabaseLogger \uc0ac\uc6a9\n userService = new UserService(logger);\n userService.CreateUser(\"jane_doe\");\n }\n}\n <\/code><\/pre>\n5. \uc758\uc874\uc131 \uc8fc\uc785 \ud504\ub808\uc784\uc6cc\ud06c<\/h2>\n
\n C#\uc5d0\uc11c\ub294 \uc758\uc874\uc131 \uc8fc\uc785\uc744 \ub3c4\uc640\uc8fc\ub294 \uc5ec\ub7ec \ud504\ub808\uc784\uc6cc\ud06c\uac00 \uc788\uc73c\uba70, \ub300\ud45c\uc801\uc73c\ub85c Autofac, Ninject, Unity \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud558\uba74 \uac1d\uccb4 \uc0dd\uba85 \uc8fc\uae30\ub97c \uad00\ub9ac\ud558\uace0, \uad6c\uc131 \ud30c\uc77c\ub85c\ubd80\ud130 \uc124\uc815\uc744 \uc77d\uc5b4\uc62c \uc218 \uc788\uc5b4 \ub354\uc6b1 \uc720\uc5f0\ud55c \uc124\uacc4\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4.\n <\/p>\n
5.1. Autofac \uc0ac\uc6a9 \uc608\uc81c<\/h3>\n\nusing Autofac;\n\nclass Program\n{\n static void Main(string[] args)\n {\n var builder = new ContainerBuilder();\n builder.RegisterType().As();\n builder.RegisterType();\n\n var container = builder.Build();\n\n var userService = container.Resolve();\n userService.CreateUser(\"john_doe\");\n }\n}\n <\/userservice><\/userservice><\/ilogger><\/filelogger><\/code><\/pre>\n6. \uacb0\ub860<\/h2>\n
\n \uc7ac\uc0ac\uc6a9 \uac00\ub2a5\ud55c \ud074\ub798\uc2a4 \uc124\uacc4\uc640 \uc758\uc874\uc131 \uc8fc\uc785\uc740 C#\uc744 \ud3ec\ud568\ud55c \uac1d\uccb4\uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc758 \uc720\uc9c0\ubcf4\uc218\uc131\uacfc \ud655\uc7a5\uc131\uc744 \ub192\uc77c \uc218 \uc788\uc73c\uba70, SOLID \uc6d0\uce59\uc744 \uc900\uc218\ud568\uc73c\ub85c\uc368 \uc2dc\uc2a4\ud15c\uc758 \ubcf5\uc7a1\uc131\uc744 \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc591\ud55c \ub514\uc790\uc778 \ud328\ud134\uacfc \ud504\ub808\uc784\uc6cc\ud06c\ub97c \ud65c\uc6a9\ud558\uba74 \ub354\uc6b1 \uc720\uc5f0\ud558\uace0 \ud6a8\uc728\uc801\uc778 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc124\uacc4\ub97c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"